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authorBrian Paul <brian.paul@tungstengraphics.com>2004-01-23 18:57:05 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2004-01-23 18:57:05 +0000
commit4d859f73fce9918381c65da55f046a7c605c9e65 (patch)
tree2936e3fdcccff08101b600e58b9a6eb6c7797a18 /src/mesa
parentf2ce4dc7dae1a1878c182f3e06fd7d9b64ab9027 (diff)
added device driver hooks for BindProgram, NewProgram, DeleteProgram
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/common/driverfuncs.c6
-rw-r--r--src/mesa/main/context.c30
-rw-r--r--src/mesa/main/dd.h13
-rw-r--r--src/mesa/main/program.c22
-rw-r--r--src/mesa/main/program.h2
5 files changed, 55 insertions, 18 deletions
diff --git a/src/mesa/drivers/common/driverfuncs.c b/src/mesa/drivers/common/driverfuncs.c
index c3f4bb6516..3c638befe7 100644
--- a/src/mesa/drivers/common/driverfuncs.c
+++ b/src/mesa/drivers/common/driverfuncs.c
@@ -27,6 +27,7 @@
#include "imports.h"
#include "buffers.h"
#include "context.h"
+#include "program.h"
#include "texformat.h"
#include "teximage.h"
#include "texobj.h"
@@ -106,6 +107,11 @@ _mesa_init_driver_functions(struct dd_function_table *driver)
driver->CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
driver->CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
+ /* Vertex/fragment programs */
+ driver->BindProgram = NULL;
+ driver->NewProgram = _mesa_new_program;
+ driver->DeleteProgram = _mesa_delete_program;
+
/* simple state commands */
driver->AlphaFunc = NULL;
driver->BlendColor = NULL;
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index b2ab491610..89154eb72a 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -6,9 +6,9 @@
/*
* Mesa 3-D graphics library
- * Version: 5.1
+ * Version: 6.1
*
- * Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -827,12 +827,12 @@ alloc_shared_state( GLcontext *ctx )
#endif
#if FEATURE_ARB_vertex_program
- ss->DefaultVertexProgram = _mesa_alloc_program(ctx, GL_VERTEX_PROGRAM_ARB, 0);
+ ss->DefaultVertexProgram = ctx->Driver.NewProgram(ctx, GL_VERTEX_PROGRAM_ARB, 0);
if (!ss->DefaultVertexProgram)
goto cleanup;
#endif
#if FEATURE_ARB_fragment_program
- ss->DefaultFragmentProgram = _mesa_alloc_program(ctx, GL_FRAGMENT_PROGRAM_ARB, 0);
+ ss->DefaultFragmentProgram = ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0);
if (!ss->DefaultFragmentProgram)
goto cleanup;
#endif
@@ -880,11 +880,11 @@ alloc_shared_state( GLcontext *ctx )
#endif
#if FEATURE_ARB_vertex_program
if (ss->DefaultVertexProgram)
- _mesa_delete_program(ctx, ss->DefaultVertexProgram);
+ ctx->Driver.DeleteProgram(ctx, ss->DefaultVertexProgram);
#endif
#if FEATURE_ARB_fragment_program
if (ss->DefaultFragmentProgram)
- _mesa_delete_program(ctx, ss->DefaultFragmentProgram);
+ ctx->Driver.DeleteProgram(ctx, ss->DefaultFragmentProgram);
#endif
if (ss->BufferObjects)
_mesa_DeleteHashTable(ss->BufferObjects);
@@ -956,7 +956,7 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss )
struct program *p = (struct program *) _mesa_HashLookup(ss->Programs,
prog);
ASSERT(p);
- _mesa_delete_program(ctx, p);
+ ctx->Driver.DeleteProgram(ctx, p);
_mesa_HashRemove(ss->Programs, prog);
}
else {
@@ -974,7 +974,11 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss )
}
-static void _mesa_init_current( GLcontext *ctx )
+/**
+ * Initialize fields of gl_current_attrib (aka ctx->Current.*)
+ */
+static void
+_mesa_init_current( GLcontext *ctx )
{
int i;
@@ -995,6 +999,11 @@ static void _mesa_init_current( GLcontext *ctx )
}
+/**
+ * Initialize fields of gl_constants (aka ctx->Const.*).
+ * Use defaults from config.h. The device drivers will often override
+ * some of these values (such as number of texture units).
+ */
static void
_mesa_init_constants( GLcontext *ctx )
{
@@ -1067,6 +1076,7 @@ _mesa_init_constants( GLcontext *ctx )
ASSERT(ctx->Const.MaxTextureUnits == MAX2(ctx->Const.MaxTextureImageUnits, ctx->Const.MaxTextureCoordUnits));
}
+
/**
* Initialize the attribute groups in a GL context.
*
@@ -1510,14 +1520,14 @@ _mesa_free_context_data( GLcontext *ctx )
if (ctx->VertexProgram.Current) {
ctx->VertexProgram.Current->Base.RefCount--;
if (ctx->VertexProgram.Current->Base.RefCount <= 0)
- _mesa_delete_program(ctx, &(ctx->VertexProgram.Current->Base));
+ ctx->Driver.DeleteProgram(ctx, &(ctx->VertexProgram.Current->Base));
}
#endif
#if FEATURE_NV_fragment_program
if (ctx->FragmentProgram.Current) {
ctx->FragmentProgram.Current->Base.RefCount--;
if (ctx->FragmentProgram.Current->Base.RefCount <= 0)
- _mesa_delete_program(ctx, &(ctx->FragmentProgram.Current->Base));
+ ctx->Driver.DeleteProgram(ctx, &(ctx->FragmentProgram.Current->Base));
}
#endif
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 5538377374..cb23e0bfad 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -564,6 +564,19 @@ struct dd_function_table {
/**
+ * \name Vertex/fragment program functions
+ */
+ /*@{*/
+ /** Bind a vertex/fragment program */
+ void (*BindProgram)(GLcontext *ctx, GLenum target, struct program *prog);
+ /** Allocate a new program */
+ struct program * (*NewProgram)(GLcontext *ctx, GLenum target, GLuint id);
+ /** Delete a program */
+ void (*DeleteProgram)(GLcontext *ctx, struct program *prog);
+ /*@}*/
+
+
+ /**
* \name State-changing functions.
*
* \note drawing functions are above.
diff --git a/src/mesa/main/program.c b/src/mesa/main/program.c
index 7294d6c7f7..e32e8a3b1a 100644
--- a/src/mesa/main/program.c
+++ b/src/mesa/main/program.c
@@ -140,14 +140,17 @@ _mesa_find_line_column(const GLubyte *string, const GLubyte *pos,
/**
- * Allocate and initialize a new fragment/vertex program object
+ * Allocate and initialize a new fragment/vertex program object but don't
+ * put it into the program hash table.
+ * Called via ctx->Driver.NewProgram. May be wrapped (OO deriviation)
+ * by a device driver function.
* \param ctx context
* \param id program id/number
* \param target program target/type
* \return pointer to new program object
*/
struct program *
-_mesa_alloc_program(GLcontext *ctx, GLenum target, GLuint id)
+_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id)
{
struct program *prog;
@@ -168,7 +171,7 @@ _mesa_alloc_program(GLcontext *ctx, GLenum target, GLuint id)
prog = &(fprog->Base);
}
else {
- _mesa_problem(ctx, "bad target in _mesa_alloc_program");
+ _mesa_problem(ctx, "bad target in _mesa_new_program");
return NULL;
}
prog->Id = id;
@@ -182,6 +185,8 @@ _mesa_alloc_program(GLcontext *ctx, GLenum target, GLuint id)
/**
* Delete a program and remove it from the hash table, ignoring the
* reference count.
+ * Called via ctx->Driver.DeleteProgram. May be wrapped (OO deriviation)
+ * by a device driver function.
*/
void
_mesa_delete_program(GLcontext *ctx, struct program *prog)
@@ -812,7 +817,7 @@ _mesa_BindProgram(GLenum target, GLuint id)
ctx->VertexProgram.Current->Base.RefCount--;
/* and delete if refcount goes below one */
if (ctx->VertexProgram.Current->Base.RefCount <= 0) {
- _mesa_delete_program(ctx, &(ctx->VertexProgram.Current->Base));
+ ctx->Driver.DeleteProgram(ctx, &(ctx->VertexProgram.Current->Base));
_mesa_HashRemove(ctx->Shared->Programs, id);
}
}
@@ -829,7 +834,7 @@ _mesa_BindProgram(GLenum target, GLuint id)
ctx->FragmentProgram.Current->Base.RefCount--;
/* and delete if refcount goes below one */
if (ctx->FragmentProgram.Current->Base.RefCount <= 0) {
- _mesa_delete_program(ctx, &(ctx->FragmentProgram.Current->Base));
+ ctx->Driver.DeleteProgram(ctx, &(ctx->FragmentProgram.Current->Base));
_mesa_HashRemove(ctx->Shared->Programs, id);
}
}
@@ -865,7 +870,7 @@ _mesa_BindProgram(GLenum target, GLuint id)
}
else {
/* allocate a new program now */
- prog = _mesa_alloc_program(ctx, target, id);
+ prog = ctx->Driver.NewProgram(ctx, target, id);
if (!prog) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindProgramNV/ARB");
return;
@@ -888,6 +893,9 @@ _mesa_BindProgram(GLenum target, GLuint id)
if (prog)
prog->RefCount++;
+
+ if (ctx->Driver.BindProgram)
+ ctx->Driver.BindProgram(ctx, target, prog);
}
@@ -935,7 +943,7 @@ _mesa_DeletePrograms(GLsizei n, const GLuint *ids)
}
prog->RefCount--;
if (prog->RefCount <= 0) {
- _mesa_delete_program(ctx, prog);
+ ctx->Driver.DeleteProgram(ctx, prog);
}
}
}
diff --git a/src/mesa/main/program.h b/src/mesa/main/program.h
index 4dbc5cffd7..0217a00487 100644
--- a/src/mesa/main/program.h
+++ b/src/mesa/main/program.h
@@ -59,7 +59,7 @@ _mesa_find_line_column(const GLubyte *string, const GLubyte *pos,
GLint *line, GLint *col);
extern struct program *
-_mesa_alloc_program(GLcontext *ctx, GLenum target, GLuint id);
+_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id);
extern void
_mesa_delete_program(GLcontext *ctx, struct program *prog);